<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>从100每次递减5输出直至5</title>
	</head>
	<body>
		<script>
			 var num=100;
			 while(num>=5){
			 	document.write(num+"<br/>");
			 	num=num-5;
			 	
			 }
		</script>
	</body>
</html>
